back to candy crowley in newtown. candy? >> thanks, dana. coming up, 20 years ago, she learned firsthand about gun violence. >> i came into congress because a tragedy had happened to my family and to others on the railroad, and when my son was learning how to talk again, you know, he asked me how this could happen. i didn't have the answer. and that's when i started to look into the gun violence in this country. >> now, new york congresswoman carolyn mccarthy is determined to make sure the president stands behind his call for meaningful change on gun control. t i'm still "stubbed" u. [ male announcer ] truth is, nyquil doesn't unstuff your nose. what? [ male announcer ] it doesn't have a decongestant. no way. [ male announcer ] sorry. alka-seltzer plus fights your worst cold symptoms plus has a fast acting decongestant to relieve your stuffy nose. [ sighs ] thanks! [ male announcer ] you're welcome. that's the cold truth! [ male announcer ] alka-seltzer plus. ♪ oh what a relief it is! ♪ [ male announcer ] to learn more about the cold tru